private void AppendToken(StringBuilder b, idToken token)
{
if(b.Length > 0)
{
b.Append(' ');
}
b.Append(token.ToFloat());
}
private Texture2D ParseImageProgram(ref DateTime timeStamp, ref TextureDepth depth, bool parseOnly)
{
idToken token = _lexer.ReadToken();
AppendToken(token);
string tokenLower = token.ToString().ToLower();
if (tokenLower == "heightmap")
{
MatchAndAppendToken(_lexer, "(");
Texture2D tex = ParseImageProgram(_lexer, ref timeStamp, ref depth);
if (tex == null)
{
return(null);
}
MatchAndAppendToken(_lexer, ",");
token = _lexer.ReadToken();
AppendToken(token);
float scale = token.ToFloat();
// process it
if (tex != null)
{
idConsole.Warning("TODO: R_HeightmapToNormalMap( *pic, *width, *height, scale );");
depth = TextureDepth.Bump;
}
MatchAndAppendToken(_lexer, ")");
return(tex);
}
else if (tokenLower == "addnormals")
{
MatchAndAppendToken(_lexer, "(");
/*byte *pic2;
* int width2, height2;*/
Texture2D tex, tex2;
if ((tex = ParseImageProgram(_lexer, ref timeStamp, ref depth)) == null)
{
return(null);
}
MatchAndAppendToken(_lexer, ",");
if ((tex2 = ParseImageProgram(_lexer, ref timeStamp, ref depth)) == null)
{
tex.Dispose();
idConsole.Warning("TODO: content doesn't get unloaded, this texture will remain disposed for ever!");
return(null);
}
// process it
if (tex != null)
{
// TODO: tex2.Dispose();
idConsole.Warning("TODO: content doesn't get unloaded, this texture will remain disposed for ever!");
depth = TextureDepth.Bump;
idConsole.Warning("TODO: R_AddNormalMaps( *pic, *width, *height, pic2, width2, height2 );");
}
MatchAndAppendToken(_lexer, ")");
return(tex);
}
else if (tokenLower == "smoothnormals")
{
idConsole.WriteLine("image program smoothnormals");
/*MatchAndAppendToken( src, "(" );
*
* if ( !R_ParseImageProgram_r( src, pic, width, height, timestamps, depth ) ) {
* return false;
* }
*
* if ( pic ) {
* R_SmoothNormalMap( *pic, *width, *height );
* if ( depth ) {
* depth = TD_BUMP;
* }
* }
*
* MatchAndAppendToken( src, ")" );
* return true;*/
return(null);
}
else if (tokenLower == "add")
{
idConsole.WriteLine("image program add");
/*byte *pic2;
* int width2, height2;
*
* MatchAndAppendToken( src, "(" );
*
* if ( !R_ParseImageProgram_r( src, pic, width, height, timestamps, depth ) ) {
* return false;
* }
*
* MatchAndAppendToken( src, "," );
*
* if ( !R_ParseImageProgram_r( src, pic ? &pic2 : NULL, &width2, &height2, timestamps, depth ) ) {
* if ( pic ) {
* R_StaticFree( *pic );
* pic = NULL;
* }
* return false;
* }
*
* // process it
* if ( pic ) {
* R_ImageAdd( *pic, *width, *height, pic2, width2, height2 );
* R_StaticFree( pic2 );
* }
*
* MatchAndAppendToken( src, ")" );
* return true;*/
return(null);
}
else if (tokenLower == "scale")
{
idConsole.WriteLine("image program scale");
/*float scale[4];
* int i;
*
* MatchAndAppendToken( src, "(" );
*
* R_ParseImageProgram_r( src, pic, width, height, timestamps, depth );
*
* for ( i = 0 ; i < 4 ; i++ ) {
* MatchAndAppendToken( src, "," );
* src.ReadToken( &token );
* AppendToken( token );
* scale[i] = token.GetFloatValue();
* }
*
* // process it
* if ( pic ) {
* R_ImageScale( *pic, *width, *height, scale );
* }
*
* MatchAndAppendToken( src, ")" );
* return true;*/
return(null);
}
else if (tokenLower == "invertalpha")
{
idConsole.WriteLine("image program invertalpha");
/*MatchAndAppendToken( src, "(" );
*
* R_ParseImageProgram_r( src, pic, width, height, timestamps, depth );
*
* // process it
* if ( pic ) {
* R_InvertAlpha( *pic, *width, *height );
* }
*
* MatchAndAppendToken( src, ")" );
* return true;*/
return(null);
}
else if (tokenLower == "invertcolor")
{
idConsole.WriteLine("image program invertcolor");
/*MatchAndAppendToken( src, "(" );
*
* R_ParseImageProgram_r( src, pic, width, height, timestamps, depth );
*
* // process it
* if ( pic ) {
* R_InvertColor( *pic, *width, *height );
* }
*
* MatchAndAppendToken( src, ")" );
* return true;*/
return(null);
}
else if (tokenLower == "makeintensity")
{
MatchAndAppendToken(_lexer, "(");
Texture2D t = ParseImageProgram(ref timeStamp, ref depth, parseOnly);
idConsole.Warning("TODO: makeintensity");
/*if(parseOnly == false)
* {
* // copy red to green, blue, and alpha
* int c = width * height * 4;
*
* for(int i = 0; i < c; i += 4)
* {
* data[i + 1] = data[i + 2] = data[i + 3] = data[i];
* }
* }*/
MatchAndAppendToken(_lexer, ")");
return(t);
}
else if (tokenLower == "makealpha")
{
MatchAndAppendToken(_lexer, "(");
Texture2D tex = ParseImageProgram(_lexer, ref timeStamp, ref depth);
// average RGB into alpha, then set RGB to white
if (tex != null)
{
idConsole.Warning("TODO: average alpha image");
/*int c;
* c = *width * *height * 4;
* for ( i = 0 ; i < c ; i+=4 ) {
* (*pic)[i+3] = ( (*pic)[i+0] + (*pic)[i+1] + (*pic)[i+2] ) / 3;
* (*pic)[i+0] =
* (*pic)[i+1] =
* (*pic)[i+2] = 255;
* }*/
}
MatchAndAppendToken(_lexer, ")");
return(tex);
}
// if we are just parsing instead of loading or checking, don't do the R_LoadImage
if (parseOnly == true)
{
return(null);
}
// load it as an image
return(idE.ImageManager.LoadImage(token.ToString(), ref timeStamp, true));
}